container_access.cc: Remove 'test' variables.
[official-gcc.git] / libstdc++-v3 / testsuite / 24_iterators / range_access_cpp14.cc
blob1c80e9b33bbf55bd157f4d8c0f1c8b9cd26e43ec
1 // { dg-do run { target c++14 } }
3 // Copyright (C) 2015-2016 Free Software Foundation, Inc.
4 //
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
9 // any later version.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 // 24.6.5, range access [iterator.range]
22 #include <iterator>
23 #include <vector>
24 #include <testsuite_hooks.h>
26 void
27 test01()
29 int i[1];
30 VERIFY(std::cbegin(i) == i);
31 VERIFY(std::cend(i) == i+1);
32 VERIFY(std::rbegin(i) == std::reverse_iterator<int*>(i+1));
33 VERIFY(std::rend(i) == std::reverse_iterator<int*>(i));
34 VERIFY(std::crbegin(i) == std::reverse_iterator<int*>(i+1));
35 VERIFY(std::crend(i) == std::reverse_iterator<int*>(i));
38 void
39 test02()
41 static int i[1];
42 constexpr auto b __attribute__((unused)) = std::begin(i);
43 constexpr auto e __attribute__((unused)) = std::end(i);
44 constexpr auto cb __attribute__((unused)) = std::cbegin(i);
45 constexpr auto ce __attribute__((unused)) = std::cend(i);
48 void
49 test03()
51 std::initializer_list<int> il{1};
52 VERIFY(std::cbegin(il) == il.begin());
53 VERIFY(std::cend(il) == il.end());
54 VERIFY(std::rbegin(il) == std::reverse_iterator<const int*>(il.end()));
55 VERIFY(std::rend(il) == std::reverse_iterator<const int*>(il.begin()));
56 VERIFY(std::crbegin(il) == std::reverse_iterator<const int*>(il.end()));
57 VERIFY(std::crend(il) == std::reverse_iterator<const int*>(il.begin()));
60 void
61 test04()
63 std::vector<int> v{1};
64 VERIFY(std::cbegin(v) == v.cbegin());
65 VERIFY(std::cend(v) == v.cend());
66 VERIFY(std::rbegin(v) == v.rbegin());
67 VERIFY(std::rend(v) == v.rend());
68 VERIFY(std::crbegin(v) == v.crbegin());
69 VERIFY(std::crend(v) == v.crend());
72 int
73 main()
75 test01();
76 test02();
77 test03();
78 test04();